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goldthread

[gohld-thred]
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noun
  1. a white-flowered plant, Coptis trifolia, of the buttercup family, having a slender, yellow root that is sometimes used as a tonic.

Origin of goldthread

An Americanism dating back to 1770–80; gold + thread
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for goldthread

Historical Examples

  • I'm goin' into the pines arter some goldthread an' sarsaparil'.

    Country Neighbors

    Alice Brown

  • What could be more unassuming than goldthread and wood-sorrel?

    In the Open

    Stanton Davis Kirkham

  • Goldthread was official in the United States Pharmacopoeia from 1820 to 1880.

    Ginseng and Other Medicinal Plants

    A. R. (Arthur Robert) Harding

  • It is also applied to the stalk or petiole of a carpel, in the rare cases when there is any, as in Goldthread.

  • Story-'n'-a-half house, a good sullar, an' woods nigh-by full o' sarsaparilla an' goldthread!

    Meadow Grass

    Alice Brown


British Dictionary definitions for goldthread

goldthread

noun
  1. a North American woodland ranunculaceous plant, Coptis trifolia (or C. groenlandica), with slender yellow roots
  2. the root of this plant, which yields a medicinal tonic and a dye
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012